./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1009b309b84d3a678e4f12db10e873a2b96e065352111c00074b04d416cca18d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:27,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:27,851 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:26:27,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:27,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:27,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:27,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:27,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:27,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:27,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:27,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:27,914 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:27,915 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:26:27,917 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:27,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:26:27,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:27,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:27,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:27,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:27,921 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:27,921 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:27,922 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:26:27,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:27,923 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:27,924 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:27,925 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:27,925 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:27,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:27,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:27,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:27,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:27,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:27,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:27,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:27,930 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:27,930 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1009b309b84d3a678e4f12db10e873a2b96e065352111c00074b04d416cca18d [2023-11-21 18:26:28,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:28,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:28,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:28,355 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:28,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:28,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c [2023-11-21 18:26:31,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:31,867 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:31,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound1.c [2023-11-21 18:26:31,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/data/c0c602a7e/8db825b0be2442ff8515ba3765438927/FLAG03421c886 [2023-11-21 18:26:31,894 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/data/c0c602a7e/8db825b0be2442ff8515ba3765438927 [2023-11-21 18:26:31,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:31,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:31,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:31,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:31,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:31,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269bbadd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31, skipping insertion in model container [2023-11-21 18:26:31,910 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,934 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:32,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:32,149 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:32,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:32,200 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:32,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32 WrapperNode [2023-11-21 18:26:32,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:32,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:32,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:32,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:32,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,222 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,272 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 192 [2023-11-21 18:26:32,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:32,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:32,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:32,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:32,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:32,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:32,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:32,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:32,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:32,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:32,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:32,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684e8fa9-785e-450c-a9e5-a9e8fc1b2bf7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:32,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:32,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:32,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:32,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:32,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:26:32,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:26:32,513 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:32,516 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:33,466 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:33,540 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:33,541 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:26:33,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:33 BoogieIcfgContainer [2023-11-21 18:26:33,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:33,546 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:33,546 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:33,561 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:33,561 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:33" (1/1) ... [2023-11-21 18:26:33,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:33,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:33,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 294 states and 305 transitions. [2023-11-21 18:26:33,674 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 305 transitions. [2023-11-21 18:26:33,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:26:33,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:33,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:33,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:33,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:33,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 296 states and 307 transitions. [2023-11-21 18:26:33,993 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 307 transitions. [2023-11-21 18:26:33,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:26:33,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:33,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 297 states and 308 transitions. [2023-11-21 18:26:34,094 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 308 transitions. [2023-11-21 18:26:34,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:26:34,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 298 states and 309 transitions. [2023-11-21 18:26:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 309 transitions. [2023-11-21 18:26:34,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:26:34,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 299 states and 310 transitions. [2023-11-21 18:26:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 310 transitions. [2023-11-21 18:26:34,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:26:34,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-21 18:26:34,442 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-21 18:26:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:26:34,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-21 18:26:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-21 18:26:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:26:34,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-21 18:26:34,559 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-21 18:26:34,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:26:34,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:34,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 303 states and 315 transitions. [2023-11-21 18:26:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 315 transitions. [2023-11-21 18:26:34,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:26:34,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:34,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:34,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-21 18:26:34,876 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-21 18:26:34,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:26:34,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:34,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:34,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:34,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-21 18:26:34,984 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-21 18:26:34,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:26:34,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:34,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 300 states and 312 transitions. [2023-11-21 18:26:35,016 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 312 transitions. [2023-11-21 18:26:35,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:26:35,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:35,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 304 states and 317 transitions. [2023-11-21 18:26:35,311 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 317 transitions. [2023-11-21 18:26:35,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:26:35,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:35,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 303 states and 316 transitions. [2023-11-21 18:26:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 316 transitions. [2023-11-21 18:26:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:26:35,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 302 states and 315 transitions. [2023-11-21 18:26:35,481 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 315 transitions. [2023-11-21 18:26:35,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:26:35,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:35,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 301 states and 314 transitions. [2023-11-21 18:26:35,533 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 314 transitions. [2023-11-21 18:26:35,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:26:35,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 300 states and 313 transitions. [2023-11-21 18:26:35,683 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 313 transitions. [2023-11-21 18:26:35,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:26:35,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:35,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:35,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:35,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:35,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:35,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 310 states and 324 transitions. [2023-11-21 18:26:35,996 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 324 transitions. [2023-11-21 18:26:36,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:26:36,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:36,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:36,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:36,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 311 states and 325 transitions. [2023-11-21 18:26:36,108 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 325 transitions. [2023-11-21 18:26:36,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:26:36,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:26:36,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:36,262 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:36,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 334 states and 353 transitions. [2023-11-21 18:26:36,471 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 353 transitions. [2023-11-21 18:26:36,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:26:36,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:26:36,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:36,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 335 states and 354 transitions. [2023-11-21 18:26:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 354 transitions. [2023-11-21 18:26:36,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:26:36,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:36,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:36,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:36,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:36,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:37,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 360 states and 385 transitions. [2023-11-21 18:26:37,104 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 385 transitions. [2023-11-21 18:26:37,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:26:37,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:37,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:37,184 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:37,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 386 states and 417 transitions. [2023-11-21 18:26:37,607 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 417 transitions. [2023-11-21 18:26:37,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:26:37,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:37,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:37,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:37,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:37,721 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 389 states and 422 transitions. [2023-11-21 18:26:38,002 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 422 transitions. [2023-11-21 18:26:38,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:26:38,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:38,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:38,134 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:38,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 392 states and 426 transitions. [2023-11-21 18:26:38,557 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 426 transitions. [2023-11-21 18:26:38,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:26:38,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:38,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:38,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:38,662 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:39,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 397 states and 434 transitions. [2023-11-21 18:26:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 434 transitions. [2023-11-21 18:26:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:39,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:39,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:39,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 403 states and 443 transitions. [2023-11-21 18:26:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 443 transitions. [2023-11-21 18:26:39,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:26:39,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:26:39,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:40,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:40,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:40,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 410 states and 451 transitions. [2023-11-21 18:26:40,761 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 451 transitions. [2023-11-21 18:26:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:26:40,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:40,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:40,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:26:40,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:41,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 414 states and 456 transitions. [2023-11-21 18:26:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 456 transitions. [2023-11-21 18:26:41,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:26:41,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:41,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:41,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:41,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 416 states and 460 transitions. [2023-11-21 18:26:41,542 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 460 transitions. [2023-11-21 18:26:41,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:26:41,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:41,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:41,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:41,670 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:42,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:42,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 419 states and 465 transitions. [2023-11-21 18:26:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 465 transitions. [2023-11-21 18:26:42,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:26:42,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:42,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:42,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:26:42,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:43,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 423 states and 471 transitions. [2023-11-21 18:26:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 471 transitions. [2023-11-21 18:26:43,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:26:43,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:43,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:43,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:26:43,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:44,250 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 427 states and 476 transitions. [2023-11-21 18:26:44,699 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 476 transitions. [2023-11-21 18:26:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:26:44,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:44,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:44,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:44,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:45,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:45,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 429 states and 480 transitions. [2023-11-21 18:26:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 480 transitions. [2023-11-21 18:26:45,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:26:45,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:45,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:46,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:46,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:26:47,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 430 states and 482 transitions. [2023-11-21 18:26:47,588 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 482 transitions. [2023-11-21 18:26:47,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:26:47,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:47,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:47,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:26:47,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:47,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 429 states and 481 transitions. [2023-11-21 18:26:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 481 transitions. [2023-11-21 18:26:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:26:47,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:47,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:47,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:47,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:49,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:51,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:51,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 434 states and 490 transitions. [2023-11-21 18:26:51,533 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 490 transitions. [2023-11-21 18:26:51,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:26:51,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:51,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:51,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:51,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:51,819 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:52,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 440 states and 500 transitions. [2023-11-21 18:26:52,837 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 500 transitions. [2023-11-21 18:26:52,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:26:52,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:52,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:52,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:52,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:53,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:54,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 448 states and 513 transitions. [2023-11-21 18:26:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 513 transitions. [2023-11-21 18:26:54,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:54,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:54,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:54,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:26:54,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:55,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 457 states and 527 transitions. [2023-11-21 18:26:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 527 transitions. [2023-11-21 18:26:56,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:26:56,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:56,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:56,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:26:56,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:26:58,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 466 states and 539 transitions. [2023-11-21 18:26:58,945 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 539 transitions. [2023-11-21 18:26:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:26:58,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:26:58,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:26:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:00,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 468 states and 543 transitions. [2023-11-21 18:27:00,183 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 543 transitions. [2023-11-21 18:27:00,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:00,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:00,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:00,274 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 471 states and 548 transitions. [2023-11-21 18:27:01,863 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 548 transitions. [2023-11-21 18:27:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:27:01,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:01,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:01,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:27:01,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:02,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:02,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 475 states and 552 transitions. [2023-11-21 18:27:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 552 transitions. [2023-11-21 18:27:02,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:02,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:02,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:02,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:27:02,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:02,741 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 557 transitions. [2023-11-21 18:27:03,041 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 557 transitions. [2023-11-21 18:27:03,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:03,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:03,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:03,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:03,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:03,334 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 559 transitions. [2023-11-21 18:27:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 559 transitions. [2023-11-21 18:27:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:27:04,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:04,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:04,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:27:04,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:04,427 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:04,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:04,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 482 states and 562 transitions. [2023-11-21 18:27:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 562 transitions. [2023-11-21 18:27:04,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:27:04,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:04,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:04,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:04,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:08,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 515 states and 604 transitions. [2023-11-21 18:27:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 604 transitions. [2023-11-21 18:27:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:27:08,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:08,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:08,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:08,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 516 states and 606 transitions. [2023-11-21 18:27:08,324 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 606 transitions. [2023-11-21 18:27:08,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:27:08,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:08,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:08,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:08,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:08,526 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 536 states and 633 transitions. [2023-11-21 18:27:12,107 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 633 transitions. [2023-11-21 18:27:12,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:27:12,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:12,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:12,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:12,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:12,212 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:12,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 538 states and 636 transitions. [2023-11-21 18:27:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 636 transitions. [2023-11-21 18:27:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:27:12,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:12,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:12,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:12,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:12,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 537 states and 635 transitions. [2023-11-21 18:27:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 635 transitions. [2023-11-21 18:27:12,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:27:12,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:12,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:12,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:12,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:12,980 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 557 states and 665 transitions. [2023-11-21 18:27:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 665 transitions. [2023-11-21 18:27:17,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:27:17,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:17,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:17,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:17,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 579 states and 694 transitions. [2023-11-21 18:27:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 694 transitions. [2023-11-21 18:27:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:27:22,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:22,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:22,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:22,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:22,375 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.